Home / 147,493.35-221,241.24-42,315.66

Finding the Fourth Proportional to 147,493.35, 221,241.24 and 42,315.66

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Solution

The fourth proportional to 147,493.35, 221,241.24 and 42,315.66 is: 63,473.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,493.35 : 221,241.24 = 42,315.66 : x
  2. Step 2: Convert to fraction form
    147,493.35/221,241.24 = 42,315.66/x
  3. Step 3: Cross multiply
    147,493.35x = 221,241.24 × 42,315.66
  4. Step 4: Simplify right side
    147,493.35x = 9,361,969,089.82
  5. Step 5: Solve for x
    x = 9,361,969,089.82/147,493.35
  6. Step 6: Final answer
    x = 63,473.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.